{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950476,-0.310798,0.000000,0.000000,0.173980,-0.532062,0.828638,0.000000,-0.256995,0.785937,0.562367,0.000000,-1640887.154485,5018130.409279,3566616.973349,1],    "boundingVolume": {    "region": [1.886780,0.597196,1.886877,0.597294,0.000000,8.770117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1325098.b3dm"}}}